login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A236661 Number of (n+1)X(4+1) 0..2 arrays colored with the maximum plus the upper median plus the lower median of every 2X2 subblock 1
21372, 631692, 18154174, 553867544, 16530497266, 490200821004, 14607033795744, 437089058387630, 13029956542229384, 388258580013923920, 11582131591763205524, 345631771079054531064, 10307269159535507194716 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A236663
LINKS
EXAMPLE
Some solutions for n=1
..0..2..2..0..0....0..2..0..2..0....0..2..2..0..1....2..2..0..0..2
..1..0..2..0..2....0..2..1..1..0....1..0..2..0..1....1..1..0..0..0
CROSSREFS
Sequence in context: A286635 A324259 A083361 * A086477 A205637 A255090
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 29 2014
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)